CVE-2025-29917

MEDIUM

Suricata - Memory Corruption

Title source: llm
STIX 2.1

Description

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. The bytes setting in the decode_base64 keyword is not properly limited. Due to this, signatures using the keyword and setting can cause large memory allocations of up to 4 GiB per thread. This vulnerability is fixed in 7.0.9.

Scores

CVSS v3 6.2
EPSS 0.0006
EPSS Percentile 18.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-770
Status published
Products (1)
oisf/suricata < 7.0.9
Published Apr 10, 2025
Tracked Since Feb 18, 2026